By Rob Bowman Patrick O’Neil spent the golden age of American punk rock touring as a roadie and road manager with now-legendary bands Dead Kennedys, Flipper, T.S.O.L., Subhumans, and others. That time—the misadventures on the road, the grime and needs of addiction, and the violence of the punk stage—fills the pages of O’Neil’s new memoir, Anarchy at the Circle K: On the Road with Dead Kennedys, TSOL, Flipper, Subhumans and . . . Heroin. This book not only is a jarring and rousing work but also a companion to his previous memoir, Gun, Needle, Spoon, which details the depths of…